Home / 225,738.04-311,524.43-127,613.48

Finding the Fourth Proportional to 225,738.04, 311,524.43 and 127,613.48

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Solution

The fourth proportional to 225,738.04, 311,524.43 and 127,613.48 is: 176,109.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,738.04 : 311,524.43 = 127,613.48 : x
  2. Step 2: Convert to fraction form
    225,738.04/311,524.43 = 127,613.48/x
  3. Step 3: Cross multiply
    225,738.04x = 311,524.43 × 127,613.48
  4. Step 4: Simplify right side
    225,738.04x = 39,754,715,139.45
  5. Step 5: Solve for x
    x = 39,754,715,139.45/225,738.04
  6. Step 6: Final answer
    x = 176,109.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.